Each of the solvents given should effectively separate of the following mixtures by TLC. Match the appropriate solvent with the mixture that you would expect to separate well with the solvent. Select your solvent from the following: hexane, methylene chloride, or acetone.
(a) 2 - phenylethanol and acetophenone
(b) bromobenzene and p-xylene
(c) benzoic acid, 2,4-dinitrobenzoic acid, and 2,4,6-trinitrobenzoic acid